Home / 672,418.44-927,937.78-382,030.52

Finding the Fourth Proportional to 672,418.44, 927,937.78 and 382,030.52

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Solution

The fourth proportional to 672,418.44, 927,937.78 and 382,030.52 is: 527,202.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,418.44 : 927,937.78 = 382,030.52 : x
  2. Step 2: Convert to fraction form
    672,418.44/927,937.78 = 382,030.52/x
  3. Step 3: Cross multiply
    672,418.44x = 927,937.78 × 382,030.52
  4. Step 4: Simplify right side
    672,418.44x = 354,500,552,621.05
  5. Step 5: Solve for x
    x = 354,500,552,621.05/672,418.44
  6. Step 6: Final answer
    x = 527,202.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.